分類 / Names
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
Environment: milieu / climate zone / 深さの範囲 / distribution range
生態学
; 新鮮な水 底生の漂泳性; potamodromous (Ref. 51243). Tropical
Asia: China, Vietnam, and Laos; confined to the upper Mekong River system.
サイズ / 重さ / 年齢
成熟: Lm ? range ? - ? cm
Max length : 46.5 cm SL オス/雌雄の選別がない; (Ref. 35913)
背面の脊椎 (合計) : 4; 背鰭 (合計) : 7 - 9; 肛門の骨: 3; 臀鰭: 5; 脊つい: 41 - 43. Mentum long, usually reaching posteriorly to or beyond junction of upper and lower lips; soft oral structures tend to be more hypertrophied than in other Tor species, especially in larger individuals; gill rakers on lateral face of first gill arch 20-22; scales in lateral series 23-24; predorsal scales 8-10; transverse scale rows 4/1/2; vertebrae 25-27+15-16=41-43; juveniles overall silvery; pectoral, pelvic, anal, and caudal fins rosy to reddish; adults and subadults with a deep, dark midlateral stripe, body darkish above and brownish beneath; pectoral, pelvic, and caudal fins deep red (Ref. 35913).
Body shape (shape guide): fusiform / normal; Cross section: oval.
Inhabits pools and runs over gravel and cobble in clear rivers in forest areas (Ref. 12693). Omnivorous, feeding on vegetable matter such as fruits, as well as fish, crustaceans and other invertebrates (Ref. 12693). Occasionally caught, but never in large numbers (Ref. 12693).
Life cycle and mating behavior
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Roberts, T.R., 1999. Fishes of the cyprinid genus Tor in the Nam Theun watershed (Mekong Basin) of Laos, with description of a new species. Raffles Bull. Zool. 47(1):225-236. (Ref. 35913)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-1)
Human uses
水産業: 食糧水産
用具
特記事項
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インターネットの情報源
Estimates based on models
Phylogenetic diversity index (参照
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00955 (0.00430 - 0.02123), b=3.02 (2.84 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
栄養段階 (参照
69278): 3.3 ±0.47 se; based on food items.
回復力 (参照
120179): 手段, １．４年～４．４年の倍増期間の最小個体群 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (43 of 100).
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